Sannhemp
Sow in October, harvest around February
Still sowing time: sow by the end of November.
Grown on 9.9 acres here.
Only with irrigation: rain gives too little of its water to count on
- Doesn't suit: Too dry without irrigation
- Suits: Ideal temperatures
- Suits: Soil 8/10
Why, and how to make it work Hide details
Water
Too dry to grow on rain alone. It would need irrigation.
Needs about 380 mm of water here in its growing months. Rain gives about 30 mm it can use in a normal year, and 20 mm in a dry year.
Temperature
Grows best at 20–30 °C on average, and survives 4–40 °C.
Here, in its growing months (day / night):
- Oct 30 °C / 22 °C
- Nov 30 °C / 20 °C
- Dec 30 °C / 18 °C
- Jan 30 °C / 18 °C
- Feb 33 °C / 19 °C
Soil
Soil for Sannhemp: 8 out of 10 (good).
- The pH here suits it.
- Low nitrogen matters less: it makes its own.
- Many fields here are short of potassium, which it needs a lot.
- Many fields here are short of boron, which it needs a lot.
- Most fields here are short of iron.
Likes pH 6.0–7.0.
How the soil score worksMoney
Yield: about 12 quintals an acre, the typical figure across India (your district's own figure looked wrong).
Rain gives it too little of the water it needs, so there's no income figure on rain alone: grow it only with irrigation.
No mandi or support price for this crop yet.
How to make it work
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Short of iron Your soil is likely short of iron.
Spray ferrous sulphate, 5 g per litre of water, when young leaves turn yellow.
Ask your Krishi Vigyan Kendra what to add for this crop.
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Short of boron Your soil is likely short of boron.
Mix 4 kg of borax per acre into the soil before sowing.
Ask your Krishi Vigyan Kendra what to add for this crop.